Display shelf module



FIG. 1 is a reduced perspective view of a display shelf module showing my new design;

FIG. 2 is a side elevational view taken from the right of FIG. 1, the side opposite being a mirror image thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a display shelf module, as shown and described. 